Home / 48,145.04-72,202.97-13,080.14

Finding the Fourth Proportional to 48,145.04, 72,202.97 and 13,080.14

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Solution

The fourth proportional to 48,145.04, 72,202.97 and 13,080.14 is: 19,616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.04 : 72,202.97 = 13,080.14 : x
  2. Step 2: Convert to fraction form
    48,145.04/72,202.97 = 13,080.14/x
  3. Step 3: Cross multiply
    48,145.04x = 72,202.97 × 13,080.14
  4. Step 4: Simplify right side
    48,145.04x = 944,424,627.70
  5. Step 5: Solve for x
    x = 944,424,627.70/48,145.04
  6. Step 6: Final answer
    x = 19,616.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.